<svg xmlns="http://www.w3.org/2000/svg">
  <style>
    @font-face {
      font-family: Linux Libertine;
      src: url(../../fonts/LinLibertine_Re-4.7.5.woff);
    }
  </style>
  <!-- the unscaled width of the "123" is 66 -->
  <linearGradient id="g" x1="100" y1="0" x2="232" y2="0" gradientUnits="userSpaceOnUse">
    <stop stop-color="red"/>
    <stop offset="0.333333" stop-color="red"/>
    <stop offset="0.333333" stop-color="yellow"/>
    <stop offset="0.666666" stop-color="yellow"/>
    <stop offset="0.666666" stop-color="red"/>
    <stop offset="1" stop-color="red"/>
  </linearGradient>
  <text x="100" y="100" style="font: 50px Linux Libertine; text-rendering: geometricPrecision" textLength="132" lengthAdjust="spacingAndGlyphs" fill="url(#g)">123</text>
  <text transform="scale(2,1)translate(50,0)" y="100" style="font: 50px Linux Libertine; text-rendering: geometricPrecision; fill: none; stroke: black; stroke-width: 2px">123</text>
  <rect x="100" y="110" width="132" height="10" fill="url(#g)"/>
</svg>
